stdoptional

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Is there a compact way to make std::optional<T>::value_or work on member variables of T
user_7008250
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stdoptional c++20 c++
Does passing an std::optional<T> by reference actually save copying?
user_13937770
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981
stdoptional c++
How can I use std::optional to return a NULL value?
user_152056960
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2
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768
stdoptional std c++
hold reference object inside std::optional
user_7882520
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1
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230
stdoptional c++
How to pass std::optional struct that contains std::unique_ptr to a function?
user_164682280
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2
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373
stdoptional unique-ptr c++17 function c++
What object is produced by ternary operator in C++?
user_73255990
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2
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162
stdoptional conditional-operator c++
Why is std::optional's assignment operator not usable in compile-time context in this simple example?
user_6348210
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2
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159
stdoptional constexpr c++20 templates c++
Are std::optional members stored contiguously?
user_16094850
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561
stdoptional std c++
How to use second overload of std::optional<T>::emplace
user_41655520
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4
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106
stdoptional c++
Why is `std::optional<T>::operator=` deleted when T contains a `const` data member?
user_22009480
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583
stdoptional c++17 assignment-operator c++
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